Create _ghc table failed When Rocksdb enable rocksdb_strict_collation_check
Author: ymakedaqCreated Aug 7, 2026Updated Aug 7, 2026
show global variables like 'rocksdb_strict_collation_%';
+-------------------------------------+-------+
| Variable_name | Value |
+-------------------------------------+-------+
| rocksdb_strict_collation_check | ON |
| rocksdb_strict_collation_exceptions | |
+-------------------------------------+-------+
Error 12009 (HY000): Unsupported collation on string indexed column {db_name}._xxx_ghc.hint Use binary collation (binary, latin1_bin, utf8_bin).
Source: github/gh-ost